266348540

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{12917}}^1$

素因数の和:13957

約数の個数: 24

約数和(自身を含む): 559917792

約数和(自身を除く): 293569252

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 4124, 5155, 10310, 12917, 20620, 25834, 51668, 64585, 129170, 258340, 13317427, 26634854, 53269708, 66587135, 133174270, 266348540]

約数ペア:

[(1, 266348540), (2, 133174270), (4, 66587135), (5, 53269708), (10, 26634854), (20, 13317427), (1031, 258340), (2062, 129170), (4124, 64585), (5155, 51668), (10310, 25834), (12917, 20620)]